Age of Onset and Sexual Orientation in Transsexual Males and Females

OA has a discriminative value for transsexual developments and it would appear that retrospective diagnosis of GIDC criteria is a valid method of assessment. Differences in OA and sex ratio exist between European countries. Nieder TO, Herff M, Cerwenka S, Preuss WF, Cohen‐Kettenis PT, De Cuypere G, Hebold Haraldsen IR, and Richter‐Appelt H. Age of onset and sexual orientation in transsexual males and females. J Sex Med 2011;8:783-791.